Amazon UK have released the box arts of all three versions of the game (PS4, Xbox One and PC) and one can clearly see the following words mentioned on the PS4 version’s box art: “Play Map Packs 30 Days Early”.
Call of Duty: WWII is probably out this November for the PS4, Xbox One and PC.
This means that the PS4 will be receiving all DLC’s 30 days before the Xbox One and PC versions.
Yes, Call of Duty: WWII’s DLC is a 30 day timed exclusive on the PlayStation 4.